denotes an odd prime, and further when
is a power of
or a power of an odd prime.
The law, as well as the means essential to its proof, will, I believe, result by suitably generalizing the theory of the field of the
th roots of unity,[23] developed by me, and my theory of relative quadratic fields.[24]
[23] Jahresber. d. Deutschen Math.-Vereinigung, "Ueber die Theorie der algebraischen Zahlkörper," vol. 4 (1897), Part V.